<!DOCTYPE html>
<html xmlns:th="http://www.w3.org/1999/xhtml">
<head>
    <title>对课程发起签到</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
</head>
<body>
<div>对下面的课程发起签到</div><br>
<form name="addCourse" th:action="@{/beginsign}" method="post"  >
    课程号: <input type="text" name="courseId" th:value = "${courseId}"><br/>
    <input type="submit" value = "发起签到">
</form>
</body>
</html>
